Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: United States

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.235.137
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 3290
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.235.137.			IN	A

;; AUTHORITY SECTION:
.			542	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 89 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:18:20 CST 2022
;; MSG SIZE  rcvd: 107
Host info
Host 137.235.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 137.235.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
81.22.45.65 attackspambots
Nov  2 16:08:20 mc1 kernel: \[3993612.433969\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=81.22.45.65 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=41516 PROTO=TCP SPT=47984 DPT=45665 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov  2 16:13:31 mc1 kernel: \[3993923.612908\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=81.22.45.65 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=27691 PROTO=TCP SPT=47984 DPT=45596 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov  2 16:14:41 mc1 kernel: \[3993993.852674\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=81.22.45.65 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=38153 PROTO=TCP SPT=47984 DPT=46116 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-11-02 23:29:00
106.13.136.3 attack
Nov  2 12:50:11 localhost sshd\[16134\]: Invalid user user from 106.13.136.3
Nov  2 12:50:11 localhost sshd\[16134\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.136.3
Nov  2 12:50:13 localhost sshd\[16134\]: Failed password for invalid user user from 106.13.136.3 port 58430 ssh2
Nov  2 12:55:23 localhost sshd\[16350\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.136.3  user=root
Nov  2 12:55:25 localhost sshd\[16350\]: Failed password for root from 106.13.136.3 port 37756 ssh2
...
2019-11-02 23:16:53
46.101.26.63 attackspam
Nov  2 13:45:54 localhost sshd\[12784\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.101.26.63  user=root
Nov  2 13:45:56 localhost sshd\[12784\]: Failed password for root from 46.101.26.63 port 44752 ssh2
Nov  2 13:49:50 localhost sshd\[13137\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.101.26.63  user=root
2019-11-02 23:01:35
159.203.197.156 attackbotsspam
MultiHost/MultiPort Probe, Scan, Hack -
2019-11-02 23:26:11
111.231.143.71 attack
$f2bV_matches
2019-11-02 23:29:45
94.191.87.254 attack
$f2bV_matches
2019-11-02 23:20:52
92.63.194.74 attackbots
11/02/2019-14:55:10.401627 92.63.194.74 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2019-11-02 23:23:59
115.211.20.9 attackbots
Unauthorised access (Nov  2) SRC=115.211.20.9 LEN=48 TOS=0x10 PREC=0x40 TTL=112 ID=31596 DF TCP DPT=445 WINDOW=8192 SYN
2019-11-02 23:35:48
188.165.241.103 attackbotsspam
Nov  2 13:03:01 venus sshd\[13545\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.165.241.103  user=root
Nov  2 13:03:03 venus sshd\[13545\]: Failed password for root from 188.165.241.103 port 45304 ssh2
Nov  2 13:06:49 venus sshd\[13592\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.165.241.103  user=root
...
2019-11-02 23:00:06
129.226.114.225 attackbots
Oct 30 19:59:26 toyboy sshd[11096]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.226.114.225  user=r.r
Oct 30 19:59:28 toyboy sshd[11096]: Failed password for r.r from 129.226.114.225 port 46990 ssh2
Oct 30 19:59:28 toyboy sshd[11096]: Received disconnect from 129.226.114.225: 11: Bye Bye [preauth]
Oct 30 20:19:45 toyboy sshd[11839]: Invalid user zhouh from 129.226.114.225
Oct 30 20:19:45 toyboy sshd[11839]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.226.114.225
Oct 30 20:19:47 toyboy sshd[11839]: Failed password for invalid user zhouh from 129.226.114.225 port 59276 ssh2
Oct 30 20:19:47 toyboy sshd[11839]: Received disconnect from 129.226.114.225: 11: Bye Bye [preauth]
Oct 30 20:24:03 toyboy sshd[11975]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.226.114.225  user=r.r
Oct 30 20:24:04 toyboy sshd[11975]: Failed password for r.r........
-------------------------------
2019-11-02 23:17:59
151.80.41.64 attackspam
$f2bV_matches
2019-11-02 22:58:56
180.68.177.209 attackbotsspam
2019-11-02T15:17:37.600904abusebot-8.cloudsearch.cf sshd\[7690\]: Invalid user araujo from 180.68.177.209 port 36388
2019-11-02 23:32:09
134.209.89.22 attackbotsspam
" "
2019-11-02 23:33:12
54.37.69.74 attackspambots
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.69.74  user=root
Failed password for root from 54.37.69.74 port 33982 ssh2
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.69.74  user=root
Failed password for root from 54.37.69.74 port 45926 ssh2
Invalid user bishe from 54.37.69.74 port 57866
2019-11-02 22:55:13
182.61.148.125 attackbots
Tried sshing with brute force.
2019-11-02 22:57:57

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